Disgrifiad
Archaeology Wales report no 1224 entitled "Land South of the GMF Factory, Ystalyfera, Swansea Archaeological Evaluation" produced by Philip Poucher, May 2014.
Cofnod Casglu
AWP - Archaeology Wales Project Archives
Cyfrwng
Cartographic, Text, Graphic, Photo.
Cychwynnwr
Archaeology Wales Ltd.